Billie Patricia "Pat" Daniels is a retired female pentathlete and track and field coach from the United States, who was the U.S. track and field national champion in the 800 m in 1960 and 1961 and in the pentathlon from 1961 to 1967 and in 1970. She was national long jump champion in 1967. She won the gold medal in the pentathlon at the 1967 Pan American Games in Winnipeg, Canada. A three-time Olympian, she placed seventh in 1964 and sixth in 1968. She first represented the US in 1960, running just five days after her 17th birthday, days before beginning her senior year at Capuchino High School in San Bruno, California.

Capuchino High School is a public high school in San Bruno, California, United States. It is one of seven high schools in the San Mateo Union High School District, a division of the San Mateo County Office of Education.